Antenna



FIG. 1 is a top plan view of an antenna, showing our new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an exploded view thereof;

FIG. 5 is an isolated top plan view of portion A of the antenna as identified in FIG. 4;

FIG. 6 is an isolated top plan view of portion B thereof;

FIG. 7 is an isolated perspective view of portion C thereof;

FIG. 8 is an isolated front elevation view of portion C thereof;

FIG. 9 is an isolated bottom plan view of portion C thereof;

FIG. 10 is an isolated side elevation view of portion C thereof;

FIG. 11 is an isolated perspective view of portion D thereof;

FIG. 12 is an isolated front elevation view of portion D thereof; and,

FIG. 13 is an isolated side elevation view of portion D thereof.

The dash-dot-dot lines in the figure drawings represent boundaries of the isolated cross referenced views only and form no part of the claimed design. 

CLAIM The ornamental design for an antenna, as shown and described. 